Step 1

Heat the olive oil in a large skillet over medium high heat.

Step 2

Add the thyme, oregano, rosemary, Italian seasoning, garlic powder and onion powder to a small bowl, and stir to combine well.

Step 3

Season the chicken with half of the seasoning mixture and salt and pepper to taste, and add it to the heated skillet.

Step 4

Sear the chicken until cooked through, and remove from the skillet.

Step 5

Reduce the heat to medium, and add the onion and peppers to the skillet.

Step 6

Saute for 3 minutes.

Step 7

Stir in the garlic, and saute for another minute.

Step 8

Mix in the zucchini, mushrooms and tomatoes, and saute until the vegetables have softened.

Step 9

Sprinkle with the remaining seasoning mix, and add salt and pepper to taste.

Step 10

Return the chicken to the skillet, and toss to combine before serving.